Thanks for the link. For a regular forum with a few subforums hope is not too much for me alone to administer. I don't plan on doing much page design, only set it up and let it loose on the internet.
It is the largest, that's why I asked here
http://jforum.net/production.jsp
From
http://www.javaranch.com/journal/2009/02/Journal200902.jsp
Freemarker template language – While this serves the same purpose as a JSP (view) it uses a separate language that forces the Java code to stay out of the view. If we were writing software from scratch we probably would have used JSPs/EL since we had to go and learn Freemarker to use it.
I'm not extatic about Freemarker myself, but I suppose it worth putting up with it for a free forum in Java